Unreal Engine Issues
Unreal Engine Issues
Crash reimporting a skeletal mesh with less Material IDs than on first import
NOTE: Does not occur in 4.16, entered this to find a fix for licensee to integrate. Error message: Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 633] Array index out o ...
[CrashReport] USpeedTreeImportFactory::FactoryCreateBinary()
UE - Editor - Content Pipeline - Import and Export - Sep 19, 2017This is a common and longstanding SpeedTree import crash that has occurred since at least 4.14 for over 100 users. This seems to be the same issue as a previous Jira from 4.10 which was closed wit ...
NavLink Proxy CHILD ACTOR stops working in a Packaged and Standalone game
UE - AI - Oct 5, 2017NavLink Proxy CHILD ACTOR stops working in a Packaged and Standalone game. Works as expected in PIE. Licensee Description: Force Rebuild on Load is not called and the nav links as child actors do ...
OpenXR Remoting fails to attach actions to remoting session in 4.27
UE - Platform - XR - Jul 13, 2021Regression from 4.26 where actions fail to bind when remoting in 4.27 Repro: using the Microsoft OpenXR Extensions plugin here:https://github.com/microsoft/Microsoft-OpenXR-Unreal/tree/main/MsftOpe ...
Unable to build marketplace code plug-in
UE - Foundation - Cpp Tools - UnrealBuildTool - May 17, 2022Fix for [Link Removed] sets the RuleAssembly in the Marketplace plugin to ReadOnly. This has prevented the plugin binaries from being compiled. Change the readonly flag as shown in the following co ...
[CrashReport] Access Violation - UModelComponent::GetPhysicsTriMeshData() [modelcomponent.cpp:673]
UE - Simulation - Physics - Oct 2, 2017This is a trending crash coming out of the 4.18 Previews. Users have not provided any descriptions of their actions when the crash occurred. The callstack is similar to [Link Removed], which was ju ...
Using Execute Console Command in a custom Game Instance causes Standalone Game to crash
UE - Gameplay - Blueprint - Jan 15, 2015Using Execute Console Command in a custom Game Instance causes Standalone Game to crash. Also occurs in 4.6.1: CL-2386410 and 4.7 Preview: CL-2403078 Crash Report: [Link Removed] Call Stack:UE4Ed ...
Crash when building lighting while in PIE
UE - Graphics Features - Feb 21, 2017NOTE: This issue is similar to (same callstack) as [Link Removed], however this issue is still occurring in 4.15.0. Error Message: Access violation - code c0000005 (first/second chance not availab ...
[AI] EQS incorrectly sorts when auto-sort in single-item mode when there is only one filtering and one scoring test.
UE - AI - EQS - Dec 14, 2021EQS places a cheap filter as the last step of a query when using auto-sort for single item results if there is only one filter. Found via [Link Removed] which is quoted below:Environmental Query sys ...
FBX naming conflicts causing collision to not import correctly.
UE - Editor - Content Pipeline - Import and Export - Feb 17, 2025For our static mesh pipeline we have group nodes in Maya that use the name of the asset. Under that we have a mesh that also has the name of the asset. We may also have collision as well so a typica ...